GPR Exhaust - Trioval Double Slip-On for Ducati ST4 ST4 S - 1999 to 2005 Muffler with:dB Killer-Link Pipes com/support-docs/NPDLC/Fiches/RMS-7176B

com/support-docs/NPDLC/Fiches/RMS-7176B

Replacement Peak for Atlas Helmet

Outside height: 131mm

Will flush and back flush injectors for best possible cleaning process

It is supplied with the model-specific bracket

GPR Exhaust - Trioval Double Slip-On for Ducati ST4 ST4 S - 1999 to 2005 Muffler with:dB Killer-Link Pipes com/support-docs/NPDLC/Fiches/RMS-7176BGPR's Trioval series is a GPR best seller, with a classic ovoid drop shape. It is made of hand polished 304 stainless steel and has a diameter of 100mm. Product Features SOUND: Upgraded sound from stock exhaust. Although louder than stock but in compliance with the limits prescribed by law, this exhaust produces the softest sound of all the GPR exhausts. PERFORMANCE: Upgraded performance from stock exhaust QUALITY: Italian made with high grade welding